Sometimes during important updates many useless registry files are left in the PC, you can use some applications like CCleaner and Glary Utilities, for cleaning those files. Also you can use the Disk Cleanup (Right click on OS drive - Properties) and then Clean up system files.

Sometimes during important updates many useless registry files are left in the PC, you can use some applications like CCleaner and Glary Utilities, for cleaning those files. Also you can use the Disk Cleanup (Right click on OS drive - Properties) and then Clean up system files.